Home / 351,045,339.60-526,568,009.40-178,858,455.60

Finding the Fourth Proportional to 351,045,339.60, 526,568,009.40 and 178,858,455.60

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Solution

The fourth proportional to 351,045,339.60, 526,568,009.40 and 178,858,455.60 is: 268,287,683.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,045,339.60 : 526,568,009.40 = 178,858,455.60 : x
  2. Step 2: Convert to fraction form
    351,045,339.60/526,568,009.40 = 178,858,455.60/x
  3. Step 3: Cross multiply
    351,045,339.60x = 526,568,009.40 × 178,858,455.60
  4. Step 4: Simplify right side
    351,045,339.60x = 94,181,140,929,650,272
  5. Step 5: Solve for x
    x = 94,181,140,929,650,272/351,045,339.60
  6. Step 6: Final answer
    x = 268,287,683.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.